Surname Martiis (Martiis 
) , worldwide, is a very rare cognomen. The surname Martiis is characteristic of Italy, where it is a very rare surname, Colombia, and the United Kingdom, where it is an extremely rare surname. Much less frequently, Martiis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Martiis | Italy, Spain, Colombia, United States, United Kingdom |
|
salvatore cognetti de martiis Italian economist (1844-1901), IT (b. 1844) |
|
| luigi cognetti de martiis Italian scientist, IT (b. 1878) |
|
|
| leonardo cognetti de martiis Italian navy doctor and psychiatrist |
|